It should not be very difficult for you to transition from a Biology degree to a nursing degree. Many schools have an accelerated degree program for candidates who already possess a degree in another area. I would highly recommend visiting this page and contacting the schools that you are interested in to find out more about their programs: Nursing Degrees Online

Every time I try to apply to a university it either doesn't let me go on the international student page (Ashford) or it just wont let me get to the request info form (charter oak state) what should i do?